TMP91xy16FG Toshiba, TMP91xy16FG Datasheet - Page 95

• Manufacturer Part Number: TMP91xy16FG
• Manufacturer: Toshiba

Specifications of TMP91xy16FG

• Package: LQFP100
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): Romless
• Rom Combinations: Romless
• Ram Combinations: Ramless
• Architecture: 16-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 1
• I2c/sio Bus Channels: -
• (s)dram Controller: 1
• Adc 10-bit Channel: -
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: -
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: Y
• Number Of I/o Ports: 31
• Power Supply Voltage(v): 2.7 to 3.6

3.6.3
TMP91C016
Connecting External Memory
connected using an 8-bit bus.
P6FC to 0 and disables output of the CS signal. To output the CS signal, the appropriate bit
must be set to 1.
D15
A23
CS0
CS1
CS2
Figure 3.6.6 shows an example of how to connect external memory to the TMP91C016.
In this example the ROM is connected using a 16-bit bus. The RAM and I/O are
A Reset clears all bits of the port 6 control register P6CR and the port 6 function register
WR
A0
D8
D0
D7
RD
to
to
to
Figure 3.6.6 Example of External Memory Connection
OE
CE
91C016-93
(ROM uses 16-bit bus; RAM and I/O use 8-bit bus.)
Upper byte
ROM
CE
OE
Address bus
Lower byte
ROM
CE
OE
WE
RAM
8-bit
CE
OE
WE
8-bit
I/O
TMP91C016
2008-02-20